What trophic levels do humans occupy on an ecologcal pyramid?

A one-cup serving of spaghetti with meatballs contains 260 calories and 32 grams of carbohydrates. a one-cup serving of chopped iceberg lettuce contains 5 calories and 1 gram of carbohydrates.

The scientific study of heredity is called

How is a cytoplasm related to a house part

What 2 characteristics make up a good index fossil?

Give two examples of: (a) connective tissue in animals (b) muscle tissue in animals (c) nervous tissue in animals Grade 8 Science

Soil formation is dependent on a number of factors. t or f

What are the two specific concerns of species diversity? Species diversity is concerned with both

What does the word queue describe in cell biology? A. the short arm of a chromosome B. the long arm of a chromosome C. the center of a chromosome D. the material of a chromosome

It is been proposed the mitochondria and chloroplasts are modern descendants of early prokaryotic cells that begin to reside and gradually evolved within primitive cells. Which statement supports this view?

What is the importance of the carbon and nitrogen cycles to ecosysyems